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TNPSC Group-I 2021 · Question 123 of 148

A and B together can do a piece of work in 16 days and A alone can do it in 48 days. How long will B alone take to complete the work?

Aptitude - Time and Work

  1. A18 days
  2. B24 daysCorrect
  3. C28 days
  4. D30 days

Answer: B. 24 days

Explanation

B's one-day work = 1/16 - 1/48 = 1/24, so B alone takes 24 days.

Source: TNPSC Group-I Prelims (held 3 Jan 2021) - official paper via examrace.com

← Q122View full paper (148 questions)Q124 →

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